153 			,	zIndex: 	1  property in $.layout.config.togglers.cssReq
690 ,	zIndex:						null		// the PANE zIndex - resizers and masks will be +1  property in $.layout.defaults
2085 		var zo	= opts.zIndex
2669 			,	zIndex:			z.resizer_drag
2855 					this.style.zIndex = s.isSliding ? z.pane_sliding+1 : z.pane_normal+1
2945 				css.zIndex	= z.pane_normal+1; // 1-higher than pane
2951 				css.zIndex	= o.maskZindex || z.content_mask; // usually 1, but customizable
3740 			$P.css({ zIndex: z.pane_animate }); // overlay all elements during animation
3748 			$P.css({ zIndex: (s.isSliding ? z.pane_sliding : z.pane_normal) });
4031 				$P.css({ zIndex: z.pane_animate })
4034 					$P.css({ zIndex: (s.isSliding ? z.pane_sliding : z.pane_normal) });
4966 			newCSS	= { zIndex: (options.zIndexes.resizer_normal + 1) }  property in allowOverflow.newCSS